Are Ethiopian coffee beans G1 and G2 just different in the number of defective beans?
Ethiopian coffee beans G1 and G2 are just different in the number of defective beans?
Honey treatment is to pick out unripe beans and other defective bean leaves after flotation, and then carry out red, yellow and black treatment according to different areas.
Usually, yellow honey removes the most peel, about 40% of the peel, 25% of the peel of red honey, and only the peel of black honey, which is fermented to a certain extent and then dried by dryer or direct light.
Hawaiian Kona coffee beans are divided into two categories: Type1 and Type2. Type1 is a flat bean and Type2 is a round bean. Under the two levels, it is divided into several levels according to the size and the number of defective beans.
Colombian coffee is divided into three grades: Supremo, Excelso and Extra. Supremo is the highest level, and Excelso is a mixture of Supremo and Extra.
Representative countries: Brazil, Indonesia, Ethiopia, Cuba, Peru, etc.
The method is to randomly take 300g samples and put them on black paper, and different defects correspond to different points, such as 1 point for 1 pebble, 5 points for 1 big pebble, 1 point for 5 broken beans and 1 point for 5 pest beans. Finally, it is graded according to the accumulated defect score, the highest level is NY2 and the lowest level is NY8. Indonesian coffee beans are divided into 6 grades, Gr1~Gr6, and Ethiopia coffee beans have the highest level of Gr2.
Most of the people who use this classification are South American countries. I don't know what Ethiopia and Indonesia do to represent countries: Guatemala, Costa Rica, Savaldo and other Central American countries.
The higher the altitude of the origin, the better the quality of coffee. Because of the low altitude and hot climate, coffee trees grow faster and absorb less soil nutrients, so the taste of coffee is poor.
Those growing at 1375m to 1524m are extremely hard beans (SHB); those growing at 915m to 1375m are high hard beans (GHB); those growing at 610m to 915m are called HB; those growing at 300m to 1000m are called Pacific grade (Pacific).
4. Other classification methods
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